1. which characteristic is shared by all prokaryotes and eukaryotes? a.ability to store genetic...
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1. Which characteristic is shared by all prokaryotes and eukaryotes?
A. Ability to store genetic informationB. Use of organelles to control cell processesC. DNA that is free floating in the cellD. Both types of cells are a similar size
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2. Which two structures are common to both prokaryotes and eukaryotes?
A. Cell membrane and nucleusB. Cell membrane and choloroplastsC. Cell membrane and cytoplasmD. Cell wall and cytoplasm
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3. Why are prokaryotes smaller than eukaryotes?
A. Because eukaryotes don’t have membrane bound organelles and prokaryotes do
B. Because eukaryotes have membrane bound organelles and prokaryotes don’t
C. Because they are unicellularD. Because they are multicellular
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4. Avoli are microscopic air sacks in the lungs of mammals. Which statement best describes
how their structure allows the lungs to function properly?
A. They increase the amount of energy transferred from the lungs to the blood.
B. They increase the flexibility of the lungs as they expand.
C. They increase the volume of the lungs allowing more oxygen to be inhaled.
D. They increase the surface area of the lungs, allowing for more efficient gas exchange.
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5. Which of the following equations best represents the endosymbiotic theory?
A. Prokaryote + Eukaryote = EukaryoteB. Eukaryote + Eukaryote = ProkaryoteC. Prokaryote + Prokaryote = EukaryoteD. Prokaryote + Eukaryote = Prokaryote
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6. Which of the following do NOT make up the cell membrane?
A. CarbohydrateB. LipidC. DNAD. Protein
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7. The cell in the box is pictured in a __________ solution.
A. HypertonicB. IsotonicC. HypotonicD. Sugar
10% salt
2% salt
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8. How will the water move in the picture of the cell below?
A. Primarily into the cellB. Primarily out of the cellC. In and out of the cell at the same rateD. It won’t move
10% salt
2% salt
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9.Facilitated diffusion occurs when…
A. Molecules move from a high to low concentration across the lipid bilayer
B. Molecules move from a low to high concentration across the lipid bilayer
C. Molecules move from a high to low concentration through a protein channel
D. Molecules move from a low to high concentration across a protein channel
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10. The picture below best represents…
A. Simple DiffusionB. OsmosisC. Facilitated DiffusionD. Active Transport
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Test on MONDAY!• What to study:– Prokaryote vs Eukaryote– Cell Theory– Endosymbiotic Theory– Cell membrane (parts & functions)– Hypertonic, Hypotonic, Isotonic– Molecule Transport (Osmosis, Diffusion, Facilitated
Diffusion, Active Transport)
**HOMEWORK VIDEOS are a GREAT tool for review!!
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Get out:1. A blank piece of notebook paper
2. A pencil3. Put your name and period on the top
4. Title it Review5. Number 1-17
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Review DayToday’s Goal: Answer all the review questions correctly (to prepare for
Monday) and figure out the bonus!
• What to do:1. Get a partner2. Start at any question, read it, answer it correctly,
circle the letter it tells you to circle.3. Figure out the bonus after answering all the
questions.4. Turn in your paper when you are done…YES, it is
a grade
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1. The cell ______ regulates what enters and leaves the cell.
Membrane
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2. What is the diffusion of water across a membrane?
osmOsis
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3. A cell membrane is mainly composed of ______, which are
hydrophobic.
Lipids
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4. A ______ solution will cause a cell to shrink.
hypErtonic
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5. ______ is the amount of a solute (“stuff”) dissolved in a solution.
Concentration
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6. Active transport requires energy because the particles are moving
______ (against) the concentration gradient.
Up
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7. A eukaryote contains a ______ and other organelles, while a
prokaryote does not.
nucLeus
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8. When the concentration of a solution is equal on both sides of a membrane, it has reached ______.
Equilibrium
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9. In a ______ solution, water will move into a cell, causing it to swell.
hypoTonic
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10. Diffusion, osmosis, and facilitated diffusion are similar because they do not require
______ for particle movement.
eneRgy
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11. What is the only type of molecule transport that requires
energy?
Active transport
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12. ______ is the movement of particles from an area of high
concentration to an area of low concentration.
diffusioN
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13. In this type of solution, water will move equally into and out of a cell, causing no change in the cell’s size.
iSotonic
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14. The only example of this cell type is bacteria.
Prokaryote
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15. All living things maintain ______ (a stable internal
environment).
hOmeostasis
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16. Cell membranes allow some materials to pass through. This makes it selectively (or semi)
______.peRmeable
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17. True or false? The three main components (parts) of a cell
membrane are carbohydrates, lipids, and proteins.
True
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BONUS: What is the secret word?
MOLECULE TRANSPORT